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C Programming Starter Kit 2.0
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SamsPublishing-CProgrammingStarterKit-v2.0-Win31.iso
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bc45
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owlsrc.pak
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STATIC.CPP
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C/C++ Source or Header
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1997-07-23
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//----------------------------------------------------------------------------
// ObjectWindows
// (C) Copyright 1991, 1994 by Borland International, All Rights Reserved
//
// Implementation of class TStatic. This defines the basic behavior of
// static controls
//----------------------------------------------------------------------------
#pragma hdrignore SECTION
#include <owl/owlpch.h>
#include <owl/static.h>
#include <owl/applicat.h>
#include <bwcc.h>
#if !defined(SECTION) || SECTION == 1
DEFINE_RESPONSE_TABLE1(TStatic,TControl)
EV_WM_SIZE,
END_RESPONSE_TABLE;
//
// constructor for a TStatic object
//
// by default, static controls have left-justified text
//
TStatic::TStatic(TWindow* parent,
int id,
const char far* title,
int x, int y, int w, int h,
uint textLen,
TModule* module)
:
TControl(parent, id, title, x, y, w, h, module)
{
TextLen = textLen;
Attr.Style = (Attr.Style | SS_LEFT) & ~WS_TABSTOP;
}
//
// constructor for a TStatic to be associated with a MS-Windows
// interface element created by MS-Windows from a resource definition
//
// initializes its data fields using passed parameters
//
// data transfer is disabled, by default, for the TStatic
//
TStatic::TStatic(TWindow* parent,
int resourceId,
uint textLen,
TModule* module)
:
TControl(parent, resourceId, module)
{
TextLen = textLen;
DisableTransfer();
}
//
// Static controls don't repaint when they are re-sized
// This will force them to be re-painted
//
void
TStatic::EvSize(uint sizeType, TSize& size)
{
Invalidate();
TControl::EvSize(sizeType,size);
}
//
// Return name of predefined BWCC or Windows static class
//
char far*
TStatic::GetClassName()
{
if (GetApplication()->BWCCEnabled())
return STATIC_CLASS;
else
return "STATIC";
}
//
// transfers state information for TStatic controls
//
// the direction passed specifies whether data is to be read from or
// written to the passed buffer, or whether the data element size is simply to
// be returned
//
// the return value is the size (in bytes) of the transfer data
//
uint
TStatic::Transfer(void* buffer, TTransferDirection direction)
{
if (direction == tdGetData)
GetText((char far*)buffer, TextLen);
else if (direction == tdSetData)
SetText((char far*)buffer);
return TextLen;
}
void
TStatic::Clear()
{
SetText("");
}
#endif
#if !defined(SECTION) || SECTION == 2
IMPLEMENT_STREAMABLE1(TStatic, TControl);
//
// reads an instance of TStatic from the passed ipstream
//
void*
TStatic::Streamer::Read(ipstream& is, uint32 /*version*/) const
{
ReadBaseObject((TControl*)GetObject(), is);
is >> GetObject()->TextLen;
return GetObject();
}
//
// writes the TStatic to the passed opstream
//
void
TStatic::Streamer::Write(opstream& os) const
{
WriteBaseObject((TControl*)GetObject(), os);
os << GetObject()->TextLen;
}
#endif